Yakovlev Yak-11 vs. Kaman K-MAX

versus

Yakovlev Yak-11		versus	Kaman K-MAX
8.50 m	27 ft 11 in	length	15.85 m	52.0 ft
3.38 m	11 ft 1 in	height	4.10 m	13.5 ft
9.3 m	30 ft 6 in	wingspan
1 x Shvetsov ASh-21 radial engine		engines	1 x Honeywell T53-17 turboshaft engines
Approximately 700 hp		thrust per engine	1,600 hp
Approximately 700 hp		total thrust	1,600 hp
2,160 kg	4,762 lb	MTOW	2,721 kg	6,000 lb
800 km	432 nm	range	370 km	200 nm
315 km/h	196 mph	cruise speed	185 km/h	115 mph
Pilot and one passenger		capacity	4.1
		rotor diameter	13.2 m	43 ft 4 in
		rate of climb	6.7 m/s	1,318 ft/min

Please note that these values are indicative and actual values can vary based on specific engine models and configurations.